In the modern world of construction and industrial manufacturing, the demand for materials that offer exceptional durability, lightweight properties, and aesthetic versatility is at an all-time high. Enter the Fiberglass Panel made with Woven Roving—a revolutionary composite solution that bridges the gap between structural integrity and design flexibility. Whether you are looking to insulate a refrigerated truck, construct a weather-resistant exterior wall, or design a translucent roofing system, these panels represent the gold standard in composite technology.
This product page delves deep into the specifications, applications, and unparalleled benefits of the GRP Panel made with Woven Roving. By combining the high tensile strength of woven roving mats with the protective and aesthetic qualities of a premium gel coat, these panels offer a service life that far exceeds traditional building materials like wood, metal, or standard plastics.
To appreciate the performance of these panels, it is essential to understand the synergy between the reinforcement and the surface finish.
The structural core of this product is the FRP Panel made with Woven Roving. Woven Roving is a heavy, coarse fabric made from continuous glass fiber strands woven in a plain weave pattern. Unlike chopped strand mat (CSM), which offers random fiber orientation, Woven Roving provides unidirectional strength in both the warp and weft directions. This results in a composite that can handle significant impact and flexural stress without cracking.
When you choose a Fiberglass Panel made with Woven Roving, you are selecting a material that exhibits:
High Tensile Strength: Capable of withstanding heavy loads.
Excellent Impact Resistance: Absorbs shock without shattering.
Dimensional Stability: Resists expansion and contraction under temperature fluctuations.
The surface of these panels is not left bare. A high-quality gel coat is applied to the exterior, creating a hard, glossy, and impermeable barrier. The FRP Panel with Gel Coat offers a distinct advantage over non-coated alternatives. This layer acts as the first line of defense against UV radiation, chemical spills, and moisture ingress.
Key benefits of the Gel Coat finish include:
UV Resistance: Prevents yellowing and degradation from sun exposure.
Chemical Resistance: Protects against industrial solvents and cleaning agents.
Aesthetic Finish: Provides a smooth, high-gloss surface that is easy to clean and visually appealing.
The true value of the GRP Panel with Gel Coat lies in its adaptability. These panels are designed to serve two primary functions based on their configuration: Flat Panels for laminating and Corrugated Panels for roofing.
Our flat variants are engineered to be the skin for sandwich panels. In this capacity, the panel acts as the face sheet, which is bonded to a core material such as Polyurethane (PUR), Polyisocyanurate (PIR), XPS foam, or even honeycomb structures.
Usage Scenarios:
Refrigerated Trucks and Trailers: The FRP Panel for Wall applications in transport ensure temperature control and hygiene.
Clean Rooms: Used in pharmaceutical and food processing facilities due to their non-porous nature.
Industrial Partitions: The Fiberglass Panel for Wall provides structural strength while maintaining a lightweight profile.
If you do not require a core material, these panels are equally effective when bonded directly to existing substrates like plywood, gypsum board, or cement walls. This method revitalizes old structures, creating a seamless, waterproof, and durable surface without the need for complete demolition.
When formed into corrugated shapes, the FRP Panel for Roofing becomes the ideal solution for industrial and agricultural buildings. The corrugation adds ribbed stiffness, allowing the panel to span greater distances without support.
Roofing Applications include:
Warehouse Roofs: The GRP Panel for Roofing offers excellent light transmission (if translucent) or total opacity for temperature control.
Canopies and Awnings: Durable enough to withstand hail and heavy rain.
Agricultural Shelters: Resistant to the corrosive gases found in livestock buildings.
Thickness: Ranges from 1.0mm to 4.0mm depending on the number of WR layers.
Surface Texture: Available in Anti-Slip (gritted), Marine Smooth, or Satin.
Colors: Customizable RAL colors with UV-stable gel coats.
Width: Up to 3000mm (3 meters).
Core Compatibility: Compatible with all standard foam densities and adhesives.
Profiles: Standard profiles (e.g., Trapezoidal, Wave, Sinusoidal) matching metal sheet standards.
Height: Rib heights from 10mm to 80mm.
Light Transmission: Translucent options available for natural daylight harvesting.
One of the most significant advantages of the FRP Panel made with Woven Roving is its strength-to-weight ratio. It is up to 70% lighter than steel yet offers comparable flexural strength. This reduces the need for heavy supporting structures and simplifies the installation logistics on construction sites.
When used as the outer skin in a sandwich panel, the GRP Panel with Gel Coat acts as an excellent thermal barrier, eliminating "thermal bridging" often seen with metal panels. Furthermore, the composite material dampens vibrations, reducing noise pollution, which is critical for urban wall applications and mobile vehicle bodies.
The non-porous nature of the gel coat makes these panels a hygiene powerhouse. They resist the growth of mold, mildew, and bacteria. Cleaning is as simple as a high-pressure water hose or a mild detergent wipe, making the Fiberglass Panel with Gel Coat a permanent solution that looks new for decades.
For roof and wall applications, the panels are designed to operate in extreme climates—from -40°C to +80°C. They are impervious to rain, ice, and salt spray, making them ideal for coastal regions. The FRP Panel for Roofing specifically has a low coefficient of thermal expansion, meaning it won’t warp or buckle under the hot sun.
Understanding how the GRP Panel made with Woven Roving is manufactured helps solidify trust in the product's quality.
Gel Coat Spraying: The mold is first sprayed with a precise layer of gel coat to define the surface finish.
Woven Roving Lay-up: Layers of Woven Roving are carefully laid over the gel coat. For high strength, multiple plies are added.
Resin Impregnation: A specially formulated resin (Isophthalic or Orthophthalic) is rolled into the glass fibers.
Curing: The composite is cured under controlled temperature to ensure polymerization.
Trimming: Post-curing, the panels are precision-trimmed to the specified dimensions.
This continuous process ensures that every Fiberglass Panel made with Woven Roving meets strict international standards for thickness and fiber content.
Note: These values indicate the strength of a well-crafted FRP Panel with Gel Coat.
| Property | Value | Standard |
|---|---|---|
| Tensile Strength | 200 - 250 MPa | ASTM D638 |
| Flexural Strength | 280 - 320 MPa | ASTM D790 |
| Impact Resistance | High (No fracture) | ASTM D256 |
| Barcol Hardness | 45 - 55 | ASTM D2583 |
| Water Absorption | < 0.5% | ASTM D570 |
Surface Preparation: Ensure the substrate is clean, dry, and free from dust.
Adhesive Application: Use a two-component polyurethane adhesive for structural bonding.
Fixing: The Fiberglass Panel for Wall can also be mechanically fixed using rivets or screws with sealing washers.
Jointing: Utilize aluminum joining profiles for a seamless, watertight finish.
Support Structure: Confirm that the purlin spacing matches the load-bearing capacity of the corrugation.
Overlaps: Ensure side laps are at least 1.5 corrugations and end laps are 150mm minimum.
Fasteners: Use self-tapping screws with EPDM washers to avoid leakage.
Sealant: Apply butyl sealant tape at all lap joints to secure a weatherproof seal.
Many customers question why they should replace steel or aluminum with FRP Panel for Roofing or FRP Panel for Wall systems. Here is the breakdown:
| Feature | Metal (Steel/Aluminum) | FRP/GRP Panel with Gel Coat |
|---|---|---|
| Corrosion | Oxidizes/Rusts | 100% Corrosion Proof |
| Dents | Susceptible to damage | Resilient, springs back |
| Weight | Heavy | 70% Lighter |
| Lifecycle Cost | High maintenance | Near-zero maintenance |
| Thermal Bridging | Yes (Condensation issues) | No (Excellent insulation) |
| Chemical Resistance | Vulnerable to acids | Excellent resistance |
The GRP Panel made with Woven Roving is not only a high-performance product but also a sustainable one. The long service life (50+ years) reduces the frequency of replacement, thereby conserving raw materials. Furthermore, the production process requires less energy compared to smelting metals.
Recyclability: While thermoset composites are traditionally difficult to recycle, we are investing in technologies to grind waste into fillers for non-structural applications.
Energy Savings: In buildings, the Fiberglass Panel for Wall improves U-values, reducing heating and cooling loads significantly.
We understand that one size does not fit all. Our manufacturing facility is equipped to handle custom orders for the GRP Panel with Gel Coat.
Custom Colors: Match your company’s branding or architectural design with Pantone matching.
Custom Thickness: Add extra layers of Woven Roving for higher load-bearing requirements.
Custom Profiles: Specific corrugation heights for unique roofing requirements.
Anti-Slip Surfaces: For walkable roofs or wet floor areas (common in "Roofing & Wall" applications).
Every batch of Fiberglass Panel made with Woven Roving undergoes stringent quality control.
Visual Inspection: 100% check for pinholes, contamination, or gel coat runs.
Thickness Check: Laser measurement to ensure consistency.
Adhesion Test: Cross-hatch tests are conducted to confirm the gel coat and reinforcement are perfectly bonded.
1. Can I install the FRP Panel with Gel Coat directly over old tiles?
Yes, provided the surface is solid. The lightweight nature of the FRP Panel for Wall allows for dry installation over nearly any flat surface.
2. Is the GRP Panel with Gel Coat suitable for high-temperature environments?
Absolutely. Our standard resin systems are stable up to 100°C. For specific industrial applications, high-temperature resins are available.
3. How do I cut the Fiberglass Panel made with Woven Roving?
Standard woodworking tools with carbide-tipped blades are suitable. Ensure proper dust protection is used during cutting.
4. Are these panels waterproof?
Yes. The gel coat provides a surface with zero water absorption, making the GRP Panel for Roofing an excellent choice for climates with heavy rainfall.
5. Can I walk on the corrugated panels during installation?
While the FRP Panel for Roofing is strong, we recommend using walkways to distribute weight evenly to avoid damage to the corrugations.
The Fiberglass (FRP/GRP) Panel made with Woven Roving Mat with Gel Coat for Roofing & Wall represents the future of construction. Whether you are designing a durable truck body, a sanitary wall, or a robust roofing system, these panels offer the strength to withstand the harshest environments and the beauty to enhance any architectural aesthetic.
By choosing a GRP Panel made with Woven Roving, you are investing in a product that reduces maintenance costs, improves energy efficiency, and stands the test of time. We invite you to contact our technical sales team to discuss your specific project requirements and discover how our premium Fiberglass Panel with Gel Coat can transform your next project.
Contact information:
Email: lzpanels@163.com
WhatsApp/Wechat: +8613450770997